diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4cb9566..1d63ed2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ This file lists the changes that have occurred since January 2024 in the project
 
 ## Unreleased
 
+## 0.3.1 - 2024-09-30
+
 * Increase samples used for clock synchronization and idle latency measurement
 * Clock synchronization now uses the average of the lowest 1/3rd of samples
 * Adjust for clock drift in tests
diff --git a/src/crusader-lib/src/lib.rs b/src/crusader-lib/src/lib.rs
index cf4a912..af2963f 100644
--- a/src/crusader-lib/src/lib.rs
+++ b/src/crusader-lib/src/lib.rs
@@ -7,7 +7,7 @@
     clippy::option_map_unit_fn
 )]
 
-const VERSION: &str = "0.3.1-dev";
+const VERSION: &str = "0.3.1";
 
 pub fn version() -> String {
     if !VERSION.ends_with("-dev") {